Home / 221,146.23-331,233.12-182,760.47

Finding the Fourth Proportional to 221,146.23, 331,233.12 and 182,760.47

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Solution

The fourth proportional to 221,146.23, 331,233.12 and 182,760.47 is: 273,738.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,146.23 : 331,233.12 = 182,760.47 : x
  2. Step 2: Convert to fraction form
    221,146.23/331,233.12 = 182,760.47/x
  3. Step 3: Cross multiply
    221,146.23x = 331,233.12 × 182,760.47
  4. Step 4: Simplify right side
    221,146.23x = 60,536,319,312.99
  5. Step 5: Solve for x
    x = 60,536,319,312.99/221,146.23
  6. Step 6: Final answer
    x = 273,738.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.